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Class 9 Science Exploration: Entering the World of Secondary Science Variables in an experimentEasy

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In a bulb brightness experiment what is using the same type of bulb?

Answer and explanation

Correct answer: Controlled variable

Keeping the bulb type the same ensures that only battery number is tested. In exams treat it as a controlled variable.

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Bulb-Type Controlled-Variable Circuit Variables In An Experiment Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science Class 9 Mcq

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